ORBITAL ATK INC

CUSIP: 68557N103 Class: COM

EQUITEC PROPRIETARY MARKETS, LLC's Holding History (CIK: 0001143261)

Note: Option positions (PUT/CALL) are excluded.

Q1 2018
Shares 106,466 Value ($000) $14,118 Avg Close — Range —
Q4 2017
Shares 69,582 Value ($000) $9,150 Avg Close — Range —
Q3 2017
Shares 41,400 Value ($000) $5,513 Avg Close — Range —